Results 1 to 8 of 8

Thread: can u solve it

  1. #1
    Junior Member
    Join Date
    Dec 2006
    Answers
    20

    can u solve it

    In a room there are 3 bulbs and outside the room there are respective switches but in irrespective manner.One can switch on and get in only once.How would you find respective swiches for bulbs.


  2. #2
    Expert Member
    Join Date
    Dec 2006
    Answers
    204

    Re: can u solve it

    turn on the first switch for a while and off it and switch on the second one.
    Then get into the room.
    the one which is glowing is for the second switch, the one which is hot is for the first switch and the other one is for the third switch.

    Last edited by Barbie; 01-12-2007 at 05:47 AM.

  3. #3
    Contributing Member
    Join Date
    Dec 2006
    Answers
    77

    Re: can u solve it

    its pretty simple..u put on a switch and wait for sometime.switch that off...
    put the second switch now..
    Get into the room..
    Now the bulb glows for the recent switch.made on..
    the warm bulb wud correspond to the switch pressed first.

    The third switch wud correspond to the unglowing bulb!!

    [B][B][I][COLOR="Blue"][FONT="Times New Roman"]Regards,
    Raju[/FONT][/COLOR][/I][/B][/B]

  4. #4
    Junior Member
    Join Date
    Dec 2006
    Answers
    20

    Re: can u solve it

    good job barbie


  5. #5
    Junior Member
    Join Date
    Dec 2006
    Answers
    20

    Re: can u solve it

    u r right raju


  6. #6
    Expert Member
    Join Date
    Dec 2006
    Answers
    139

    Re: can u solve it

    Hi,

    simple..u put on a switch and wait for sometime.switch that off...
    put the second switch now..
    Get into the room..
    Now the bulb glows for the recent switch.made on..
    the warm bulb wud correspond to the switch pressed first.

    The third switch wud correspond to the unglowing bulb

    Regards

    Nikhil Rattan


  7. #7
    Junior Member
    Join Date
    Apr 2006
    Answers
    1

    Re: can u solve it

    how can i post a new topic?


  8. #8
    Contributing Member
    Join Date
    Sep 2006
    Answers
    962

    Re: can u solve it

    Hi Rohit,

    if you want to post a new one in this brainteaser forum then use the following URL:

    http://www.geekinterview.com/talk/brainteasers/

    Click "ask" button in that page and type your new post and then click submit button....

    We expect some good puzzles from you...

    Have a fun...

    --------------------
    suresh


Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  
About us
Applying for a job can be a stressful and frustrating experience, especially for someone who has never done it before. Considering that you are competing for the position with a at least a dozen other applicants, it is imperative that you thoroughly prepare for the job interview, in order to stand a good chance of getting hired. That's where GeekInterview can help.
Interact